Kisarazu in context: Street-network sprawl trends

Kisarazu in context

22.42.83.2<19751976–19901991–20052006–2020SNDi of street additions
22.42.83.2<19751976–19901991–20052006–2020SNDi of entire street network
KisarazuChiba (Region)Japan (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Kisarazu plotted against Chiba and Japan. While Chiba and Japan both followed a zig-zag trend with an overall increase, Kisarazu's new street additions followed a zig-zag trend with an overall increase. Most recently, Kisarazu's incremental SNDi rose from 2.4 to 2.64 between 1991-2005 and 2006-2020. In terms of the aggregate network, Kisarazu ranked 1st out of 3 cities in Chiba and 51st out of 135 in Japan as of 2020.

New Street Additions (2006–2020)

SNDi value
2.64
Rank in Japan
70th of 135
Rank in Chiba
2nd of 3

Entire Network (Aggregate)

SNDi value
2.14
Rank in Japan
51st of 135
Rank in Chiba
1st of 3

Rankings go from most connected to most disconnected — rank 1 is the most connected.

What about similarly populated cities?

234567<19751976–19901991–20052006–2020SNDi of street additions
234567<19751976–19901991–20052006–2020SNDi of entire street network
KisarazuDabraLengshuijiang

In new street additions, Kisarazu and Lengshuijiang both fluctuated in its street-construction patterns, while Dabra built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Kisarazu and Lengshuijiang both became progressively more disconnected, while Dabra became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Kisarazu and Lengshuijiang have been growing further apart in their street-network character since 1975.